Strength Loop resistance exercise bands allow users to experience high intensity resistance training from the comfort of their own home or Gym. This type of training focuses on building up lean muscle mass. Core muscles groups are targeted to increase overall strength while specific groups can be worked out as well through a variety of exercises.These bands can be used for general strength training, pull assistance exercises, Cross Training Exercises & your fitness warmup routines, assisted pull-ups, assisted dips, powerlifting, stretching, and ballistic training drills. They are super thick and highly resistant to wear and tear. Maximize your workout intensity with these Loop bands. Build explosive strength by securing them to barbells, dumbbells, and machines to provide progressive resistance during traditional exercises. This is Medium Resistance Level in Purple Color 31.75 mm wide.